the activity of communicating; the activity of conveying information同义词：communicating
something that is communicated by or to or between people or groups
a connection allowing access between persons or places
例句
Radio communication has annihilated space.无线电通讯已消除了空间的阻隔。
This area has not been covered by the communication net.这个地区还不在通讯网的覆盖之内。
I am in communication with him on this subject.关于这问题，我正和他交换意见。
Mindful of the need to maintain efficient communication, the board of directors decided to construct a new communication network.董事会注意到维持有效通讯的需要，因此决定建立一个新的通信网。
Radio and television are important means of communication.无线电和电视是重要的通信手段。
详细解释
com.mu.ni.ca.tion n.Abbr. com.,comm.（名词）缩写 com.,comm.The act of communicating; transmission.传递：传送的行为；传递 The exchange of thoughts, messages, or information, as by speech, signals, writing, or behavior.交流，沟通：交换思想、消息或信息，如经由说话、信号、书写或行为Interpersonal rapport.人际关系communications (used with a sing. or pl. verb)The art and technique of using words effectively and with grace in imparting one`s ideas. communications （与单数或复数动词连用）说话的艺术：有效地使用词并优雅地传授某人思想的艺术和技巧Something communicated; a message.传达的事；消息communications A means of communicating, especially: communications 传达的手段，尤指：A system, such as mail, telephone, or television, for sending and receiving messages.邮件，电话，电视：发送和收取消息系统，例如邮件、电话或电视A network of routes for sending messages and transporting troops and supplies.通讯网路：用于发送信息和运送军队和物资的线路系统communications The technology employed in transmitting messages. communications 通讯技术：用于传输消息的技术n.attributive.（定语名词）Often used to modify another noun:常用于修饰另一名词：例句：communication systems; communication technology; communications equipment; communications interface.通信系统；通信技术；通信设备；通信接口 【引伸】 commu.nica.tional adj.（形容词）